21330301131101 has 4 divisors (see below), whose sum is σ = 21330862980672. Its totient is φ = 21329739281532.

The previous prime is 21330301131091. The next prime is 21330301131121. The reversal of 21330301131101 is 10113110303312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 21330301131101 - 2¹⁰ = 21330301130077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21330301131121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280867835 + ... + 280943768.

It is an arithmetic number, because the mean of its divisors is an integer number (5332715745168).

Almost surely, 2^{21330301131101} is an apocalyptic number.

It is an amenable number.

21330301131101 is a deficient number, since it is larger than the sum of its proper divisors (561849571).

21330301131101 is an equidigital number, since it uses as much as digits as its factorization.

21330301131101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561849570.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 21330301131101 its reverse (10113110303312), we get a palindrome (31443411434413).

The spelling of 21330301131101 in words is "twenty-one trillion, three hundred thirty billion, three hundred one million, one hundred thirty-one thousand, one hundred one".